Use this page to identify Apple Watch model number A1803. Apple Watch A1803 is Apple Watch Series 1 Aluminum 42mm.

Which Apple Watch is model A1803?

Apple Watch model A1803 is Apple Watch Series 1 Aluminum 42mm.

The model number is printed on Apple Watch hardware and helps distinguish case size, connectivity, material, and regional variants that can share the same product name.

Check the model number on the watch or in the Watch app, then compare it with the details on this page.

For nearby model numbers and other generations, see the full list of Apple Watch model numbers.

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